BOOTHBAY FUND MANAGEMENT, LLC

Position in MGNI — Magnite, Inc.

CIK 1549230 NEW YORK, NY

Back to MGNI Full portfolio

Position in MGNI

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$810,540

-$1,102,035 QoQ

Shares Held

42,705

-63.8% QoQ

Ownership

0.030%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

#148

of 306 holders

Holding Since

Sep 2020

18 quarters on record

Voting authority Sole 0% Shared 100% None 0%

Common Shares in MGNI Over Time

Shares Held

Position Value (USD)

Derivatives in MGNI

reported options exposure · as of Mar 31, 2022

CallValue

$792,600

CallShares

60,000

PutValue

PutShares

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Advertising Agencies

Communication Services · as of Jun 30, 2026

BOOTHBAY FUND MANAGEMENT, LLC holds $9,305,973 across 4 Advertising Agencies names. MGNI ranks #3 (8.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WPP	WPP plc	450,000	$6,970,500
2	OMC	Omnicom Group Inc.	14,277	$1,039,793
3	MGNI	Magnite, Inc. This page	42,705	$810,540
4	TTD	Trade Desk, Inc.	26,833	$485,140

All Filings in MGNI

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20 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$810,540	42,705	-63.8%	Shares	Other	2026-08-14
2025-12-31	$1,912,575	117,842	+100.1%	Shares	Other	2026-02-17
2025-09-30	$1,282,341	58,877	+32.8%	Shares	Other	2025-11-14
2025-06-30	$1,069,697	44,349	+47.8%	Shares	Other	2025-08-14
2024-12-31	$477,600	30,000	-70.1%	Shares	Other	2025-02-14
2024-09-30	$1,389,058	100,293	+110.5%	Shares	Other	2024-11-14
2024-06-30	$633,069	47,635	+352.4%	Shares	Other	2024-08-14
2024-03-31	$113,186	10,529	-87.8%	Shares	Other	2024-05-15
2023-06-30	$1,176,370	86,181	+553.9%	Shares	Other	2023-08-14
2022-09-30	$86,586	13,179	-43.8%	Shares	Other	2022-11-14
2022-06-30	$208,244	23,451	-86.8%	Shares	Other	2022-08-15
2022-03-31	$792,600	60,000	-40.0%	Call	Other	2022-05-16
2022-03-31	$2,355,369	178,302	+92.5%	Shares	Other	2022-05-16
2021-12-31	$1,621,235	92,642	+169.3%	Shares	Other	2022-02-14
2021-12-31	$1,750,000	100,000	—	Call	Other	2022-02-14
2021-09-30	$963,116	34,397	+12.0%	Shares	Other	2021-11-15
2021-06-30	$1,038,888	30,700	+88.3%	Shares	Other	2021-08-17
2021-03-31	$678,243	16,300	-77.2%	Shares	Other	2021-05-17
2020-12-31	$2,200,279	71,647	-85.5%	Shares	Other	2021-02-12
2020-09-30	$3,436,573	494,471	—	Shares	Other	2020-11-16
No filing history on record for this holder in this stock.